| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1855 |
87.8%
|
| 2 | I did not smoke during the past year | 85 |
4%
|
| 3 | Yes | 92 |
4.4%
|
| 4 | No | 81 |
3.8%
|
| Sysmiss | 4 |